Jury out on vitamins' use against heart disease, cancer

There is not enough scientific evidence to recommend that people take multivitamins or other nutritional supplements to prevent cancer or heart disease, according to a US government-backed health panel.

The final recommendations, published on Monday in the Annals of Internal Medicine, largely mirror draft guidelines that were released by the US Preventive Services Task Force in November. They do not apply to people with known vitamin deficiencies or chronic illnesses. (AP)